Consequently, foliation of phyllites differs from the foliation in slates that stems from clay mineral alignment, and unique from foliation in schists for the reason that schists always include seen mica grains. Like slates, phyllites exhibit fissility. The table previously mentioned lists the most typical minerals in metamorphosed ultramafic rocks. https://bookmarkswing.com/story13937952/the-best-side-of-difference-between-rocks-and-minerals